Section 556.308 - Halofuginone(a)Acceptable daily intake (ADI). The ADI for total residue of halofuginone hydrobromide is 0.7 [MICRO]g/kg of body weight per day.(b)Tolerances. The tolerances for halofuginone (marker residue) are: (1)Chickens. Liver (target tissue): 0.16 ppm.(2)Turkeys. Liver (target tissue): 0.13 ppm.(c)Related conditions of use. See § 558.265 of this chapter.